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-rw-r--r--fs/btrfs/reada.c7
-rw-r--r--fs/btrfs/volumes.c2
2 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
index e88bca87f5d2..fdae8ca79401 100644
--- a/fs/btrfs/reada.c
+++ b/fs/btrfs/reada.c
@@ -270,6 +270,12 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info,
if (!zone)
return NULL;
+ ret = radix_tree_preload(GFP_KERNEL);
+ if (ret) {
+ kfree(zone);
+ return NULL;
+ }
+
zone->start = start;
zone->end = end;
INIT_LIST_HEAD(&zone->list);
@@ -299,6 +305,7 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info,
zone = NULL;
}
spin_unlock(&fs_info->reada_lock);
+ radix_tree_preload_end();
return zone;
}
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 13574f37dc36..df50a63bbc3f 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -252,7 +252,7 @@ static struct btrfs_device *__alloc_device(void)
atomic_set(&dev->reada_in_flight, 0);
atomic_set(&dev->dev_stats_ccnt, 0);
btrfs_device_data_ordered_init(dev);
- INIT_RADIX_TREE(&dev->reada_zones, GFP_NOFS & ~__GFP_DIRECT_RECLAIM);
+ INIT_RADIX_TREE(&dev->reada_zones, GFP_KERNEL);
INIT_RADIX_TREE(&dev->reada_extents, GFP_NOFS & ~__GFP_DIRECT_RECLAIM);
return dev;